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Finding the Fourth Proportional to 220,763.66, 331,201.38 and 62,992.68

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Solution

The fourth proportional to 220,763.66, 331,201.38 and 62,992.68 is: 94,504.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,763.66 : 331,201.38 = 62,992.68 : x
  2. Step 2: Convert to fraction form
    220,763.66/331,201.38 = 62,992.68/x
  3. Step 3: Cross multiply
    220,763.66x = 331,201.38 × 62,992.68
  4. Step 4: Simplify right side
    220,763.66x = 20,863,262,545.90
  5. Step 5: Solve for x
    x = 20,863,262,545.90/220,763.66
  6. Step 6: Final answer
    x = 94,504.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.